[INFO] fetching crate ev 0.1.0...
[INFO] checking ev-0.1.0 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate ev 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate ev 0.1.0 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ev 0.1.0
[INFO] finished tweaking crates.io crate ev 0.1.0
[INFO] tweaked toml for crates.io crate ev 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24285bb76b46da2bbdf080b9fb075a25e35aed6685f030f3646315d0524cd0a8
[INFO] running `Command { std: "docker" "start" "-a" "24285bb76b46da2bbdf080b9fb075a25e35aed6685f030f3646315d0524cd0a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24285bb76b46da2bbdf080b9fb075a25e35aed6685f030f3646315d0524cd0a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24285bb76b46da2bbdf080b9fb075a25e35aed6685f030f3646315d0524cd0a8", kill_on_drop: false }`
[INFO] [stdout] 24285bb76b46da2bbdf080b9fb075a25e35aed6685f030f3646315d0524cd0a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 140b2bebad77c8d89bae5f6ea2adfdc1245b345a48684150c5a664713796c5cb
[INFO] running `Command { std: "docker" "start" "-a" "140b2bebad77c8d89bae5f6ea2adfdc1245b345a48684150c5a664713796c5cb", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]     Checking ev v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `inner`
[INFO] [stdout]   --> src/core.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         inner::Mux::new().map(|m| Mux { inner: m })
[INFO] [stdout]    |         ^^^^^ use of undeclared crate or module `inner`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct through its public re-export
[INFO] [stdout]    |
[INFO] [stdout] 1  + use Mux;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `Mux`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 38 -         inner::Mux::new().map(|m| Mux { inner: m })
[INFO] [stdout] 38 +         Mux::new().map(|m| Mux { inner: m })
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `inner`
[INFO] [stdout]   --> src/core.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |         inner::Buffer::new().map(|b| Buffer { inner: b })
[INFO] [stdout]    |         ^^^^^ use of undeclared crate or module `inner`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct through its public re-export
[INFO] [stdout]    |
[INFO] [stdout] 1  + use Buffer;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `Buffer`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 62 -         inner::Buffer::new().map(|b| Buffer { inner: b })
[INFO] [stdout] 62 +         Buffer::new().map(|b| Buffer { inner: b })
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `inner`
[INFO] [stdout]   --> src/core.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |         inner::Notifier::attach(&mut mux.inner).map(|n| Notifier { inner: n })
[INFO] [stdout]    |         ^^^^^ use of undeclared crate or module `inner`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct through its public re-export
[INFO] [stdout]    |
[INFO] [stdout] 1  + use Notifier;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `Notifier`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 88 -         inner::Notifier::attach(&mut mux.inner).map(|n| Notifier { inner: n })
[INFO] [stdout] 88 +         Notifier::attach(&mut mux.inner).map(|n| Notifier { inner: n })
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `__errno` in this scope
[INFO] [stdout]   --> src/util.rs:74:15
[INFO] [stdout]    |
[INFO] [stdout] 74 |     unsafe { *__errno() }
[INFO] [stdout]    |               ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `inner`
[INFO] [stdout]   --> src/core.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     inner: inner::Mux,
[INFO] [stdout]    |            ^^^^^ use of undeclared crate or module `inner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `inner`
[INFO] [stdout]   --> src/core.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     inner: inner::Buffer,
[INFO] [stdout]    |            ^^^^^ use of undeclared crate or module `inner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `inner`
[INFO] [stdout]   --> src/core.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 |     inner: inner::Iter<'a>,
[INFO] [stdout]    |            ^^^^^ use of undeclared crate or module `inner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `inner`
[INFO] [stdout]   --> src/core.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 |     inner: inner::Notifier,
[INFO] [stdout]    |            ^^^^^ use of undeclared crate or module `inner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `inner`
[INFO] [stdout]   --> src/core.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         inner::Mux::new().map(|m| Mux { inner: m })
[INFO] [stdout]    |         ^^^^^ use of undeclared crate or module `inner`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct through its public re-export
[INFO] [stdout]    |
[INFO] [stdout] 1  + use Mux;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `Mux`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 38 -         inner::Mux::new().map(|m| Mux { inner: m })
[INFO] [stdout] 38 +         Mux::new().map(|m| Mux { inner: m })
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `inner`
[INFO] [stdout]   --> src/core.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |         inner::Buffer::new().map(|b| Buffer { inner: b })
[INFO] [stdout]    |         ^^^^^ use of undeclared crate or module `inner`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct through its public re-export
[INFO] [stdout]    |
[INFO] [stdout] 1  + use Buffer;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `Buffer`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 62 -         inner::Buffer::new().map(|b| Buffer { inner: b })
[INFO] [stdout] 62 +         Buffer::new().map(|b| Buffer { inner: b })
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `inner`
[INFO] [stdout]   --> src/core.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |         inner::Notifier::attach(&mut mux.inner).map(|n| Notifier { inner: n })
[INFO] [stdout]    |         ^^^^^ use of undeclared crate or module `inner`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct through its public re-export
[INFO] [stdout]    |
[INFO] [stdout] 1  + use Notifier;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `Notifier`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 88 -         inner::Notifier::attach(&mut mux.inner).map(|n| Notifier { inner: n })
[INFO] [stdout] 88 +         Notifier::attach(&mut mux.inner).map(|n| Notifier { inner: n })
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ev` (lib test) due to 9 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0425]: cannot find function `__errno` in this scope
[INFO] [stdout]   --> src/util.rs:74:15
[INFO] [stdout]    |
[INFO] [stdout] 74 |     unsafe { *__errno() }
[INFO] [stdout]    |               ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `inner`
[INFO] [stdout]   --> src/core.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     inner: inner::Mux,
[INFO] [stdout]    |            ^^^^^ use of undeclared crate or module `inner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `inner`
[INFO] [stdout]   --> src/core.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     inner: inner::Buffer,
[INFO] [stdout]    |            ^^^^^ use of undeclared crate or module `inner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `inner`
[INFO] [stdout]   --> src/core.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 |     inner: inner::Iter<'a>,
[INFO] [stdout]    |            ^^^^^ use of undeclared crate or module `inner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `inner`
[INFO] [stdout]   --> src/core.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 |     inner: inner::Notifier,
[INFO] [stdout]    |            ^^^^^ use of undeclared crate or module `inner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ev` (lib) due to 9 previous errors
[INFO] running `Command { std: "docker" "inspect" "140b2bebad77c8d89bae5f6ea2adfdc1245b345a48684150c5a664713796c5cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "140b2bebad77c8d89bae5f6ea2adfdc1245b345a48684150c5a664713796c5cb", kill_on_drop: false }`
[INFO] [stdout] 140b2bebad77c8d89bae5f6ea2adfdc1245b345a48684150c5a664713796c5cb